647d4dc1bab906407ea4c08fc1261250a481d58a72075153bf462fdbb9cbcb9e

Analysis

max time kernel
141s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
12/03/2024, 19:13

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General

Target

c4259251ded76d3b9f8002e1f6b3a886.pdf
Size

86KB
MD5

c4259251ded76d3b9f8002e1f6b3a886
SHA1

62c803e66622a53fe54523d5a72debcf0627f64e
SHA256

647d4dc1bab906407ea4c08fc1261250a481d58a72075153bf462fdbb9cbcb9e
SHA512

8160fc82750e19106e7ec207f43fb83acb68e1f68daf0f4d3e159ec653edf2c5c8ddf57aee42a38a64f830e1fffeaf1fd98d174e1437cb4d08376ecb476d341d
SSDEEP

1536:li/NjQjMBPl3D7NePJ13srsGjOeLacYpq7TrbaPYW04snZvW8pO71/T:eNjltC8YpAa9pSTrMzsnZi7F

Score

1^/10

Malware Config

Signatures

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1360	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1360 wrote to memory of 3344	1360	AcroRd32.exe	84
PID 1360 wrote to memory of 3344	1360	AcroRd32.exe	84
PID 1360 wrote to memory of 3344	1360	AcroRd32.exe	84
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 3632	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 3632	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 3632	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 3632	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 3632	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 3632	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 3632	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 3632	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 3632	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 3632	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 3632	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 3632	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 3632	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 3632	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 3632	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 3632	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 3632	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 3632	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 3632	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 3632	3344	RdrCEF.exe	86

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\c4259251ded76d3b9f8002e1f6b3a886.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1360
- C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
  "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3344
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=8D536029568ECB49B86AF7FC55BE3358 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5552
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=6916ABE2241AD77B26228F6122787705 --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=6916ABE2241AD77B26228F6122787705 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3632
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=A5C63485AA288F7D9A9330F591786916 --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2432
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=50600B72BA62CF64EE7A49FCF787F2D5 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3368
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=90685738E0B612B0BE95A38BFC5A482B --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=90685738E0B612B0BE95A38BFC5A482B --renderer-client-id=6 --mojo-platform-channel-handle=2416 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:400
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=6C37E1BAC752EAA593619D80A1192FB4 --mojo-platform-channel-handle=2684 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3916

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5184

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
42b04095c6fc0de4cf43045242eef16c

SHA1
451fdff210228c89ce46c3c7abb72b8dca212964

SHA256
a1c76f8fc651e0dbdd6a6c1376fa3cd38f3c84e6a07f4b3b60852c24d3955529

SHA512
52aa82f3b9fee5e7bc2aab8f663ca26a6972f31072267f743c1ef5cdd193397160b0c9acf943e0c57b0dae084f4413f25f742101c5c6dcbac4eed4a1d753a5e4

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit